TEPCO : 福島第一原子力発電所における海水放射線モニタ計測結果（過去分）

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福島第一原子力発電所における海水放射線モニタ計測結果（過去分）

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○計測値一覧：2026年07月07日(CSVデータダウンロード)

放射能濃度単位：Bq/L

※検出限界値未満の場合はNDと表示されます。

計測時刻 Cs137 Cs134 全β

00:00 ND ND 13

00:10 ND ND 13

00:20 ND ND 15

00:30 ND ND 18

00:40 ND ND 19

00:50 ND ND 21

01:00 ND ND 21

01:10 ND ND 20

01:20 ND ND 20

01:30 ND ND 19

01:40 ND ND 14

01:50 ND ND 10

02:00 ND ND 10

02:10 ND ND 9.5

02:20 ND ND 8.4

02:30 ND ND 9.7

02:40 ND ND 13

02:50 ND ND 14

03:00 ND ND 14

03:10 ND ND 15

03:20 ND ND 17

03:30 ND ND 15

03:40 ND ND 14

03:50 ND ND 15

04:00 ND ND 15

04:10 ND ND 15

04:20 ND ND 12

04:30 ND ND 14

04:40 ND ND 14

04:50 ND ND 12

05:00 ND ND 13

05:10 ND ND 14

05:20 ND ND 17

05:30 ND ND 15

05:40 ND ND 13

05:50 ND ND 14

06:00 ND ND 14

06:10 ND ND 14

06:20 ND ND 12

06:30 ND ND 14

06:40 ND ND 17

06:50 ND ND 16

07:00 ND ND 14

07:10 ND ND 14

07:20 ND ND 14

07:30 ND ND 10

07:40 ND ND ND

07:50 ND ND ND

08:00 ND ND 8.8

08:10 ND ND 8.5

08:20 ND ND ND

08:30 ND ND 9.6

08:40 ND ND 12

08:50 ND ND 9.6

09:00 ND ND 9.3

09:10 ND ND 9.7

09:20 ND ND 10

09:30 ND ND 14

09:40 ND ND 11

09:50 ND ND 14

10:00 ND ND 14

10:10 ND ND 15

10:20 ND ND 16

10:30 ND ND 12

10:40 ND ND 14

10:50 ND ND 11

11:00 ND ND 15

11:10 ND ND 16

11:20 ND ND 16

11:30 ND ND 18

11:40 ND ND 18

11:50 ND ND 21

12:00 ND ND 18

12:10 ND ND 15

12:20 ND ND 15

12:30 ND ND 14

12:40 ND ND 14

12:50 ND ND 13

13:00 ND ND 14

13:10 ND 0.025 16

13:20 ND ND 14

13:30 ND ND 14

13:40 ND ND 14

13:50 ND ND 13

14:00 ND ND 12

14:10 ND ND 13

14:20 ND ND 12

14:30 ND ND 13

14:40 ND ND 13

14:50 ND ND 17

15:00 ND ND 16

15:10 ND ND 17

15:20 ND ND 20

15:30 ND ND 19

15:40 ND ND 18

15:50 ND ND 15

16:00 ND ND 17

16:10 ND ND 16

16:20 ND ND 16

16:30 ND ND 15

16:40 ND ND 18

16:50 ND ND 17

17:00 ND ND 14

17:10 ND ND 16

17:20 ND ND 14

17:30 ND ND 14

17:40 ND ND 12

17:50 ND ND 13

18:00 ND ND 14

18:10 ND ND 9.9

18:20 ND ND 9.0

18:30 ND ND 13

18:40 ND ND 12

18:50 ND ND 11

19:00 ND ND 10

19:10 ND ND 13

19:20 ND ND 13

19:30 ND ND 8.9

19:40 ND ND 12

19:50 ND ND 12

20:00 ND ND 12

20:10 ND ND 8.9

20:20 ND ND 11

20:30 ND ND 12

20:40 ND ND 12

20:50 ND ND 12

21:00 ND ND 16

21:10 ND ND 18

21:20 ND ND 17

21:30 ND ND 16

21:40 ND ND 16

21:50 ND ND 16

22:00 ND ND 13

22:10 ND ND 13

22:20 ND ND 13

22:30 ND ND 14

22:40 ND ND 12

22:50 ND ND 12

23:00 ND ND 12

23:10 ND ND 12

23:20 ND ND 10

23:30 ND ND 8.4

23:40 ND ND ND

23:50 ND ND ND

計測時刻	Cs137	Cs134	全β
00:00	ND	ND	13
00:10	ND	ND	13
00:20	ND	ND	15
00:30	ND	ND	18
00:40	ND	ND	19
00:50	ND	ND	21
01:00	ND	ND	21
01:10	ND	ND	20
01:20	ND	ND	20
01:30	ND	ND	19
01:40	ND	ND	14
01:50	ND	ND	10
02:00	ND	ND	10
02:10	ND	ND	9.5
02:20	ND	ND	8.4
02:30	ND	ND	9.7
02:40	ND	ND	13
02:50	ND	ND	14
03:00	ND	ND	14
03:10	ND	ND	15
03:20	ND	ND	17
03:30	ND	ND	15
03:40	ND	ND	14
03:50	ND	ND	15
04:00	ND	ND	15
04:10	ND	ND	15
04:20	ND	ND	12
04:30	ND	ND	14
04:40	ND	ND	14
04:50	ND	ND	12
05:00	ND	ND	13
05:10	ND	ND	14
05:20	ND	ND	17
05:30	ND	ND	15
05:40	ND	ND	13
05:50	ND	ND	14
06:00	ND	ND	14
06:10	ND	ND	14
06:20	ND	ND	12
06:30	ND	ND	14
06:40	ND	ND	17
06:50	ND	ND	16
07:00	ND	ND	14
07:10	ND	ND	14
07:20	ND	ND	14
07:30	ND	ND	10
07:40	ND	ND	ND
07:50	ND	ND	ND
08:00	ND	ND	8.8
08:10	ND	ND	8.5
08:20	ND	ND	ND
08:30	ND	ND	9.6
08:40	ND	ND	12
08:50	ND	ND	9.6
09:00	ND	ND	9.3
09:10	ND	ND	9.7
09:20	ND	ND	10
09:30	ND	ND	14
09:40	ND	ND	11
09:50	ND	ND	14
10:00	ND	ND	14
10:10	ND	ND	15
10:20	ND	ND	16
10:30	ND	ND	12
10:40	ND	ND	14
10:50	ND	ND	11
11:00	ND	ND	15
11:10	ND	ND	16
11:20	ND	ND	16
11:30	ND	ND	18
11:40	ND	ND	18
11:50	ND	ND	21
12:00	ND	ND	18
12:10	ND	ND	15
12:20	ND	ND	15
12:30	ND	ND	14
12:40	ND	ND	14
12:50	ND	ND	13
13:00	ND	ND	14
13:10	ND	0.025	16
13:20	ND	ND	14
13:30	ND	ND	14
13:40	ND	ND	14
13:50	ND	ND	13
14:00	ND	ND	12
14:10	ND	ND	13
14:20	ND	ND	12
14:30	ND	ND	13
14:40	ND	ND	13
14:50	ND	ND	17
15:00	ND	ND	16
15:10	ND	ND	17
15:20	ND	ND	20
15:30	ND	ND	19
15:40	ND	ND	18
15:50	ND	ND	15
16:00	ND	ND	17
16:10	ND	ND	16
16:20	ND	ND	16
16:30	ND	ND	15
16:40	ND	ND	18
16:50	ND	ND	17
17:00	ND	ND	14
17:10	ND	ND	16
17:20	ND	ND	14
17:30	ND	ND	14
17:40	ND	ND	12
17:50	ND	ND	13
18:00	ND	ND	14
18:10	ND	ND	9.9
18:20	ND	ND	9.0
18:30	ND	ND	13
18:40	ND	ND	12
18:50	ND	ND	11
19:00	ND	ND	10
19:10	ND	ND	13
19:20	ND	ND	13
19:30	ND	ND	8.9
19:40	ND	ND	12
19:50	ND	ND	12
20:00	ND	ND	12
20:10	ND	ND	8.9
20:20	ND	ND	11
20:30	ND	ND	12
20:40	ND	ND	12
20:50	ND	ND	12
21:00	ND	ND	16
21:10	ND	ND	18
21:20	ND	ND	17
21:30	ND	ND	16
21:40	ND	ND	16
21:50	ND	ND	16
22:00	ND	ND	13
22:10	ND	ND	13
22:20	ND	ND	13
22:30	ND	ND	14
22:40	ND	ND	12
22:50	ND	ND	12
23:00	ND	ND	12
23:10	ND	ND	12
23:20	ND	ND	10
23:30	ND	ND	8.4
23:40	ND	ND	ND
23:50	ND	ND	ND